Patent US2338951A successfully refreshed from Google Patents.
US2338951A
Expired / Lapsed
US
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Device for cutting threads sidewise with automatically withdrawing tool
Assignee: Individual
•
Filing: 1941-07-11
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Granted: 1944-01-11
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Expires: 1961-07-11
Abstract
No abstract record available.
Inventors
- 👤 Malagrino Francesco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:17
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/64; B23Q1/68; B23B; B23B29/00; B23B29/04; B23B29/08; B23B29/10; B23B29/24; B23B29/244; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5178; Y10T82/00; Y10T82/20; Y10T82/25; Y10T82/2531; Y10T82/2541; Y10T82/2545; Y10T82/2585; Y10T82/2587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-01-10 | 1947-07-12 | 1948-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-10 | 1951-07-12 | 1952-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-10 | 1955-07-12 | 1956-01-11 | $7700.00 | Window Closed / Lapsed |